Results 1 to 10 of about 70 (69)

On the lower bound of Spearman’s footrule

open access: yesDependence Modeling, 2019
Úbeda-Flores showed that the range of multivariate Spearman’s footrule for copulas of dimension d ≥ 2 is contained in the interval [−1/d, 1], that the upper bound is attained exclusively by the upper Fréchet-Hoeffding bound, and that the lower bound is ...
Sebastian Fuchs
exaly   +2 more sources

Clustering on Ranked Data for Campaign Selection

open access: yesIEEE Access, 2020
Recently the ranked data are commonly seen in the era of Internet and e-commerce where the consumers give their opinion in the form of ranks of a set of items online.
Umang Gupta   +2 more
doaj   +1 more source

Copula-Based Dependence Measures For Piecewise Monotonicity

open access: yesDependence Modeling, 2017
The aim of the present paper is to develop and examine association coefficients which can be helpfully applied in the framework of regression analysis.
Liebscher Eckhard
doaj   +1 more source

Multivariate Extension Application for Spearman’s Footrule Correlation Coefficient

open access: yesMathematics
This paper presents a simplified and computationally feasible multivariate extension. A correlation matrix is constructed using pairwise Spearman’s footrule correlation coefficients, and these coefficients are shown to jointly converge to a multivariate ...
Liqi Xia, Sami Ullah, Li Guan
doaj   +1 more source

A new distance between rankings

open access: yesHeliyon
This paper analyzes the behavior of the well-known Spearman's footrule distance (F-distance) to measure the distance between two rankings over the same set of objects. We show that F-distance is not invariant to labeling, and therefore, it suffers from a
Jean Dezert   +2 more
doaj   +1 more source

Mixing ReaxFF parameters for transition metal oxides using force-matching method. [PDF]

open access: yesJ Mol Model, 2021
Włodarczyk A   +4 more
europepmc   +1 more source

Methods and open-source toolkit for analyzing and visualizing challenge results. [PDF]

open access: yesSci Rep, 2021
Wiesenfarth M   +7 more
europepmc   +1 more source

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